Agratronix BHT-2 Advanced Baler Mounted Moisture Tester For Hay With Extra Sensor Pad 49.00 Value Bale type: small square and round Multi-sensor technology takes readings from the left, right and middle of the bale for greater overall accuracy Average of readings updated and displayed every 3 seconds Large, illuminated LCD display and keypad for easy viewing during day or night Moisture offset adjustments